[sr-dev] git:master:7231be07: seas: check when walking the list

Daniel-Constantin Mierla miconda at gmail.com
Wed Apr 14 12:53:38 CEST 2021


Module: kamailio
Branch: master
Commit: 7231be0785009cb17581822f0765985eb7bdb243
URL: https://github.com/kamailio/kamailio/commit/7231be0785009cb17581822f0765985eb7bdb243

Author: Daniel-Constantin Mierla <miconda at gmail.com>
Committer: Daniel-Constantin Mierla <miconda at gmail.com>
Date: 2021-04-14T12:52:58+02:00

seas: check when walking the list

---

Modified: src/modules/seas/seas_action.c

---

Diff:  https://github.com/kamailio/kamailio/commit/7231be0785009cb17581822f0765985eb7bdb243.diff
Patch: https://github.com/kamailio/kamailio/commit/7231be0785009cb17581822f0765985eb7bdb243.patch

---

diff --git a/src/modules/seas/seas_action.c b/src/modules/seas/seas_action.c
index cd62848ab0..83be6307d0 100644
--- a/src/modules/seas/seas_action.c
+++ b/src/modules/seas/seas_action.c
@@ -1329,8 +1329,12 @@ int extract_allowed_headers(struct sip_msg *my_msg,int strip_top_vias,int allow_
 	 }else{
 	    assert(rtcnt>0);
 	    rb=hf->parsed;
-	    while(--rtcnt)
+	    while(rb && --rtcnt)
 	       rb=rb->next;
+		if(!rb) {
+			LM_ERR("no rr\n");
+			goto error;
+		}
 	    k= (((rb->nameaddr.name.s) + rb->len)-hf->name.s) ;
 	    if(len+k+CRLF_LEN<headers_len){
 	       memcpy(headers+len,hf->name.s,k);




More information about the sr-dev mailing list